OOLightParticleEntity.h

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/*
 
OOLightParticleEntity.h
 
Simple particle-type effect entity. Draws a billboard with additive blending.
 
 
Oolite
Copyright (C) 2004-2013 Giles C Williams and contributors
 
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
 
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
 
*/
 
#import "Entity.h"
 
@class OOTexture, OOColor;
 
 
@interface OOLightParticleEntity: Entity
{
@protected
    GLfloat                 _colorComponents[4];
    float                   _diameter;
}
 
- (id) initWithDiameter:(float)diameter;
 
- (float) diameter;
- (void) setDiameter:(float)diameter;
 
- (void) setColor:(OOColor *)color;
- (void) setColor:(OOColor *)color alpha:(GLfloat)alpha;
 
/*  For subclasses that don't want the default blur texture.
    NOTE: such subclasses must deal with the OOGraphicsResetManager. Also,
    OOLightParticleEntity assumes the texture is twice as big as the nominal
    size of the particle (with a black border for anti-aliasing purposes).
*/
- (OOTexture *) texture;
 
+ (void) setUpTexture;
+ (OOTexture *) defaultParticleTexture;
 
 
- (void) drawSubEntityImmediate:(bool)immediate translucent:(bool)translucent;
 
@end